In a group of children, if one child says '1', what must we know about their heights?

All children must be shorter

They have one taller neighbor and the other shorter

Both neighbors are shorter

They must be the tallest

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Q1.

What does the number '1' indicate about a child in line?

Q2.

If a child at the end of a line says '0', what does that mean?

Q3.

Is it possible for all five children to say '0' when arranged?

Q4.

What sequence indicates that the tallest child is in the middle of a line of five?